- haversed sine
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The trigonometric function defined as half the versed sine. Abbreviation: haversin
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haversed sine
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versed sine — noun The trigonometric function 1 minus; cos(x). Abbreviations: versin, vers See Also: coversed sine, hacoversed sine, haversed sine … Wiktionary
Versine — The versine or versed sine, versin(θ), is a trigonometric function equal to 1 − cos(θ) and 2sin2(½θ). It appeared in some of the earliest trigonometric tables and was once widespread, but it is now little used. There are several related functions … Wikipedia
trigonometric function — noun Any function of an angle expressed as the ratio of two of the sides of a right triangle that has that angle, or various other functions that subtract 1 from this value or subtract this value from 1 (such as the versed sine) See Also:… … Wiktionary
haversine — noun The haversed sine … Wiktionary
